eastern time pope benedict xvi will officially step down. he shocked the world with the announcement earlier this month. the first pope in fact in 600 years to resign. he no longer has the mental or physical strength to leave the catholic church. his final blessing sunday he reacured faithful followers he is not abandoning the church and he will spend his final years in prayer. for more coverage of the pope's final public pier rance we go life to rome where amy kellogg is standing by in saint peters square. she joini us on the phone. >> i am where you are watching the pictures, we are waiting for the pope to begin the address which may be about to happen. it is incredibly moving. you have to wonder what is on his mind right now as he makes the final public appearance in the have aed can. we have a copy of the speech he will be making. it will be his final public appearance and thanks to all of those who have been with him through out the years here. people have passed through the square. there are a few pockets it is a full crowd. there are